$("#frm_rencana_panen").validate({
	errorPlacement: function(error, element) {
		element.parent().after(error); 
	}, 
	rules: {
		correction_factor:{
			required:true,
			number:true},
		
	},
	messages: {
		correction_factor: {
			required:"Faktor koreksi harus diisi.",
			number:"Faktor koreksi harus angka"
		},		
	}
});